Measurement of estrone sulfate by radioimmunoassay. For pregnancy detection in horses, estrone sulfate is most reliable after 60-90 days of gestation. However, concentrations may decrease a few weeks before parturition.
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Measurement of estrone sulfate by radioimmunoassay. For pregnancy detection in horses, estrone sulfate is most reliable after 60-90 days of gestation. However, concentrations may decrease a few weeks before parturition.
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